Paul David Devereux,Shay Joseph Lavelle,Therese Elizabeth Fitzgibbon,Ciarán Toomey
申请号：
US13441316
公开号：
US20120259203A1
申请日:
2012.04.06
申请国别(地区):
US
年份:
2012
代理人:
摘要：
Devices that provide an accurate needle injection depth by way of a sheath covered flexible injection needle that prevents accidental piercing, permits easy unsheathing and re-sheathing of the needle, and permits tactile feedback and direct or indirect visualization to confirm proper needle injection depth are illustrated.
